Quick answer
One study cited in the 2023 Surgeon General advisory found networks 16% smaller from June 2019 to June 2020. Closeness, in the behaviors the advisory offers, means repeating contact, time away from the phone, practical help, and noticing when interactions thin out.
Between June 2019 and June 2020, one study cited in the Surgeon General's 2023 advisory recorded a 16% decrease in network size. That's a dated drop, not a mood. Fewer people in the circle, measured from one June to the next. If your own friendships thinned in that stretch, you aren't required to treat the percentage as your personal score. You can treat it as a reason to look at contact instead of at a slogan about closeness.
Less than 20% of people who often or always feel lonely or isolated recognize it as a major problem. The mismatch is easy to miss. You can have limited interactions and still tell yourself that you're merely busy. The advisory's warning signs include more time alone and limited interactions with friends. Those signs are ordinary. They don't announce themselves as a crisis, which is why so many people who feel this way don't file it as a major problem.
What connection means when the person is a friend
The advisory defines social connection as the structure, function, and quality of relationships with others. Family, friends, colleagues, and neighbors all count. Neighborhoods, digital environments, schools, and workplaces also inform connection. This essay stays with friendship, and with the behaviors the advisory actually offers an individual. It doesn't add a private theory of soulmates, and it doesn't pretend a friendship becomes close because you declared it so.
You can use that definition without turning it into a lab scale. Structure is who sits in the circle and whether you still see them. The 16% drop is a structure finding. Function is what the tie does, including company and practical help. Quality is whether the time together is something you can actually feel, or a visit split by a screen. The behaviors below line up with those three words. They're the advisory's suggestions, not a new experiment.
Network size isn't the same thing as closeness. A circle can shrink and the remaining friendships can still be warm, or a circle can stay large while every interaction is thin. The 16% figure compares how many ties people had in June 2019 with how many they had in June 2020. It doesn't tell you how good the surviving ties felt. That's why the behaviors in this piece focus on contact, undistracted time, and help, rather than on chasing a headcount back to an earlier year.
Keep contact on purpose
The advisory suggests you spend time with friends. It also tells you to watch for limited interactions. Put those two notes together and you get a plain practice: regular contact. The advisory doesn't name a quota. It doesn't say that a weekly dinner is the correct dose, or that a daily message outranks a monthly walk. "Regular" here means contact you can repeat, not contact you apologize for skipping until the apology is the whole relationship.
A suggestion, not a study result: pick one friend and one repeating plan you can both keep. A walk after work on a day you already leave the building at the same time. A call on the Sunday you already use for chores. The plan can be small. The point is that it survives a busy month. If you only meet when one of you is in pain, the friendship becomes an emergency service. Emergency contact matters. It's a thin structure for a tie you want to be close.
Closeness in this piece isn't a speech you give. It's the accumulated fact of showing up. You learn someone's week because you were there for more than one week. You're more likely to be trusted with a hard story if the last three contacts were not all requests. None of that's a measured coefficient in the advisory. It's the ordinary reading of "spend time with friends" once you take limited interaction seriously as a warning sign.
Leave the phone out of part of the visit
The advisory tells you to minimize distraction, including not checking the phone during meals and important conversations, and to spend time with friends away from social media. That's a quality instruction. You can be in the same booth and still be absent. A suggestion: for part of the visit, put the phone in a bag, a coat, or another room. You don't need to announce a philosophy. You need the conversation to have a stretch where neither of you is waiting for a buzz.
This isn't a ban on technology. The same advisory says technology can help people stay in touch, including people with disabilities and people seeking community. Online support groups can carry information, advice, and emotional support. A friend who can't travel may be glad of a video call. A group that meets online may be the place someone tells the truth. The suggestion to step away from the phone is about the in-person hour you're already spending, not about throwing out the tool that keeps a far friend in your life. If the only contact you have is digital, protect the quality of that contact too: one conversation, not three apps open beside it.
Help with something concrete
The advisory also says to seek opportunities to help other people. Inside a friendship, help is one way the tie starts to function as more than a chat. You can give a ride, sit in a waiting room, or take a task off a week that's too full. Keep the offer specific. "Let me know if you need anything" is easy to ignore. "I can take the Tuesday school run" is a real hand.
Helping isn't the whole story of how a friendship becomes close, and it isn't a bargain. You can help someone and still have a limited friendship if you never spend an unrushed hour together. You can spend hours together and still feel thin if neither of you ever does a practical thing when life snags. The advisory lists these behaviors side by side. It doesn't rank them, and it doesn't say that a favor produces intimacy on a timer.
Signs the friendship is pulling back
Look for more time alone, and for interactions with friends that have become rare. Those are the advisory's warning signs, stated without drama. You might notice that you know the plots of shows better than you know your friend's month. You might notice that you draft messages and don't send them. You might notice that invitations go one way. Because less than 20% of people who often or always feel lonely or isolated call that a major problem, don't wait until you feel dramatic. A smaller sign is enough to change the week.
What you do next can stay inside the same list. Restore a repeating contact. Protect one conversation from the phone. Offer one concrete help. If a friend is pulling back from you, you can ask a direct question and then accept the answer. Not every thinning tie is yours to repair. The advisory doesn't say that every network must return to its earlier size. It says the drop happened, that loneliness often goes unlabeled, and that individuals can watch for withdrawal and choose contact, undistracted time, and help.
Who is one friend you could see this month, with the phone set aside for part of the visit?
The advisory passage used here
- Office of the Surgeon General, "Our Epidemic of Loneliness and Isolation," 2023. https://www.hhs.gov/sites/default/files/surgeon-general-social-connection-advisory.pdf
Frequently Asked Questions
- What did network size do between those two Junes?
- One study cited by the advisory recorded a sixteen percent drop. That compares headcount, not how warm the remaining ties felt.
- Do most people who feel lonely call it a major problem?
- No. Under a fifth of those who often or always feel that way recognize it as one. Busyness can hide thin contact.
- Is there a required number of visits?
- The advisory names no quota. A repeating plan you can keep is a suggestion for contact, not a dose from a trial.
- Should phones be thrown out?
- No. Technology can keep far-away people and some communities in touch, including online groups that share advice and care. The suggestion is to protect part of an in-person visit from the screen.
- Which signs mean a friendship is thinning?
- More solitude, and friend contact that has become rare. You don't need a dramatic crisis label before you restore one plan, one undistracted stretch, or one practical favor.